Trajectory plots

## Warning: Fetching confirmed_incidence_num from jhu-csse for 2021-06-23 to
## 2021-06-23 in geography '*': no results
## Warning: Fetching confirmed_incidence_num from jhu-csse for 2021-06-24 to
## 2021-06-24 in geography '*': no results
## Warning: Fetching confirmed_incidence_num from jhu-csse for 2021-06-25 to
## 2021-06-25 in geography '*': no results
## Warning: Fetching confirmed_incidence_num from jhu-csse for 2021-06-26 to
## 2021-06-26 in geography '*': no results
## Warning: Fetching confirmed_incidence_num from jhu-csse for 2021-06-27 to
## 2021-06-27 in geography '*': no results
## Warning: Fetching confirmed_incidence_num from jhu-csse for 2021-06-28 to
## 2021-06-28 in geography '*': no results
## Warning: Fetching confirmed_incidence_num from jhu-csse for 2021-06-23 to
## 2021-06-23 in geography '*': no results
## Warning: Fetching confirmed_incidence_num from jhu-csse for 2021-06-24 to
## 2021-06-24 in geography '*': no results
## Warning: Fetching confirmed_incidence_num from jhu-csse for 2021-06-25 to
## 2021-06-25 in geography '*': no results
## Warning: Fetching confirmed_incidence_num from jhu-csse for 2021-06-26 to
## 2021-06-26 in geography '*': no results
## Warning: Fetching confirmed_incidence_num from jhu-csse for 2021-06-27 to
## 2021-06-27 in geography '*': no results
## Warning: Fetching confirmed_incidence_num from jhu-csse for 2021-06-28 to
## 2021-06-28 in geography '*': no results